Internet service providers (ISP) need to resolve customer problems as quickly as possible. For one ISP, past data indicates that the likelihood is .80 that customer calls
Regarding Internet service interruptions are resolved within one hour. Out of the next 10
Customer calls about interrupted service, how many would be expected to have their
Service problems resolved within one hour?
A) 2
B) 4
C) 6
D) 8
E) 10

Question

Quizplus · Accepted Answer

The expected number of calls resolved within one hour is calculated by multiplying the total number of calls (10) by the probability of a call being resolved within one hour (0.80), which equals 8.

Internet Service Providers (ISP) Need to Resolve Customer Problems as Quickly